CN210440941U - Multimedia projector auxiliary mounting bracket convenient to teaching use - Google Patents
Multimedia projector auxiliary mounting bracket convenient to teaching use Download PDFInfo
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- CN210440941U CN210440941U CN201921671702.7U CN201921671702U CN210440941U CN 210440941 U CN210440941 U CN 210440941U CN 201921671702 U CN201921671702 U CN 201921671702U CN 210440941 U CN210440941 U CN 210440941U
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- projector
- convenient
- tray
- mounting bracket
- plate
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Abstract
The utility model discloses a multimedia projector auxiliary mounting bracket convenient for teaching use, which comprises a telescopic frame, a tray and a bearing plate, wherein the bottom end of the telescopic frame is connected with the tray, the upper surface of the tray is provided with the bearing plate, the utility model solves the problems that the prior mounting bracket is inconvenient to adjust the projector, thereby leading to more trouble when adjusting the projector, simultaneously, the prior mounting bracket has poor protection effect, the projector is easy to fall and damage, and the normal use of the projector is influenced, the mounting bracket can firmly support the projector by improving and optimizing the structure of the mounting bracket of the projector, and simultaneously, the mounting bracket is convenient to adjust the projection in the using process of the projector, the projector is convenient to be used according to different requirements, the use of the projector is greatly facilitated, and simultaneously, the mounting bracket has good protection effect, the problem that the projector is damaged due to the fact that the projector is drunk to fall can be effectively solved.
Description
Technical Field
The utility model relates to a mounting bracket technical field specifically is a supplementary mounting bracket of multimedia projector convenient to teaching is used.
Background
The projector is an optical instrument which utilizes an optical element to amplify the outline of a workpiece and projects the workpiece onto a video screen, the projector is widely applied to families, offices, schools and entertainment places at present, one end of the projector screen is often required to be far away when the projector is installed, so that the image is conveniently projected on the screen, most of common projectors are hung on a roof by utilizing an installation support, the projectors are convenient to use, and the existing projector installation support has the following problems: the inconvenient projector of adjusting of current installing support to lead to more troublesome when adjusting the projector, the protective effect of current installing support is too poor simultaneously, the problem of the projector damage that falls appears easily, influences the normal use of projector.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multimedia projector assists installing support convenient to teaching is used, aims at improving that current installing support is inconvenient to adjust the projecting apparatus to lead to when adjusting the projecting apparatus more troublesome, the protective effect of current installing support is too poor simultaneously, the problem of the damage of falling of projecting apparatus appears easily, influences the problem of the normal use of projecting apparatus.
The utility model discloses a realize like this:
a multimedia projector auxiliary mounting bracket convenient for teaching comprises a telescopic frame, a tray and a bearing plate, wherein the telescopic frame consists of a mounting plate, a storage rod, an insertion rod and a connecting plate; the expansion bracket is convenient for carry out the bearing to tray and bearing board, thereby the projecting apparatus of easy to assemble, the tray is convenient for install the bearing board, the tray is also convenient for protect the projecting apparatus simultaneously, thereby make things convenient for the use of projecting apparatus, avoid the projecting apparatus phenomenon that falls to appear easily, the bearing board is convenient for support the projecting apparatus, thereby make things convenient for the use of projecting apparatus, the projecting apparatus of being convenient for can be stable carry out work, the bearing board has also made things convenient for and has adjusted the projecting apparatus simultaneously, make things convenient for the installation of projecting apparatus.
Furthermore, bolt holes are formed in four corners of the mounting plate, and positioning bolts are symmetrically arranged at the positions, close to the bottom end opening, of two sides of the containing rod; the bolt hole is convenient for the bolt to pass to conveniently fix the expansion bracket on the roof, make things convenient for the use of expansion bracket, positioning bolt is convenient for fix the length that the inserted bar stretches out, thereby makes things convenient for the use of inserted bar.
Furthermore, a plurality of four sliding openings are uniformly formed in the position, close to the edge, of the connecting plate, and connecting bolts are arranged at the sliding openings; the sliding opening is convenient to be connected with the tray, so that the tray is convenient to use, and the connecting bolt is convenient to connect the tray and the connecting plate together, so that the tray is convenient to mount and dismount.
Furthermore, a connector is arranged in the middle of the bottom surface of the connecting plate, a rotating head is rotatably connected to the connector, and a plurality of connecting rods are uniformly arranged on the arc side surface of the rotating head; the connector is convenient for rotate and is connected the rotation head to conveniently rotate the head and can conveniently be connected with the projecting apparatus, the rotatory regulation that makes things convenient for the projecting apparatus of being convenient for, the connecting rod is convenient for rotate the head and is connected with the projecting apparatus, makes things convenient for the installation and the dismantlement of projecting apparatus.
Furthermore, threaded holes are formed in the positions, close to the clamping rods, of the tray, and the bearing plate and the clamping rods are not interfered; the threaded hole is convenient for the bearing plate to be connected with the tray, so that the bearing plate is conveniently and stably connected with the tray, and meanwhile, the bearing plate and the clamping rod are not interfered, so that the bearing plate is conveniently used normally.
Furthermore, adjusting screws are arranged at positions of the bottom surface of the bearing plate, which are aligned with the threaded holes, and the adjusting screws are rotatably connected with the bearing plate; adjusting screw is convenient for heighten the position of bearing board to make things convenient for the use of bearing board, the bearing board of being convenient for can fix the position of projecting apparatus, makes things convenient for the use of projecting apparatus, and adjusting screw and bearing board rotate to be connected and bearing board can be stable motionless when adjusting screw is rotatory, makes things convenient for the use of bearing board.
Pass through the bolt fastening with the expansion bracket on the roof during use earlier, later with the connecting bolt on the card pole alignment connecting plate of tray, thereby link together tray and connecting plate through connecting bolt, later link together projector and rotation head, and rotatory projector makes the position that the projector used can be accurate not have the mistake, then rotatory adjusting screw, make bearing board rebound, until bearing board with rotate the head with compress tightly between the projector can, it can rotatory tray to unscrew connecting bolt when the corner of projector needs to be finely tuned and adjust, it can to unscrew positioning bolt regulation inserted bar extension length when the height of projector needs to be adjusted, whole installing support convenient to use, the operation of being convenient for.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a structure to the projecting apparatus installing support improves and optimizes for the projecting apparatus installing support is more firm to the support of projecting apparatus, and this kind of installing support is convenient for adjust the projection in the projecting apparatus use simultaneously, conveniently uses the very big use that has made things convenient for the projecting apparatus of projecting apparatus according to different demands, and this kind of installing support protective effect is good simultaneously, can effectually avoid the projecting apparatus to fall and the problem that the projecting apparatus that causes damaged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of the mounting bracket of the present invention under a front depression;
fig. 2 is a schematic structural view of the mounting bracket of the present invention at a front elevation;
fig. 3 is a schematic structural view of the telescopic frame of the present invention under a front depression;
fig. 4 is a schematic structural view of the telescopic frame of the present invention at a front elevation angle;
fig. 5 is a schematic structural view of the tray of the present invention under a front depression;
FIG. 6 is a schematic structural view of the support plate of the present invention at a front elevation;
in the figure: 1-a telescopic frame; 11-a mounting plate; 111-bolt holes; 12-a receiving rod; 121-a positioning bolt; 13-inserting a rod; 14-a connecting plate; 141-a sliding port; 142-connecting bolts; 143-a connector; 144-a rotating head; 145-connecting rod; 2-a tray; 21-a threaded hole; 22-a clamping rod; 221-ear plate; 3-a supporting plate; 31-adjusting the screw.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
Example (b): referring to fig. 1 and 2: a multimedia projector auxiliary mounting bracket convenient for teaching use comprises a telescopic frame 1, a tray 2 and a bearing plate 3; the bottom end of the telescopic frame 1 is connected with a tray 2, and the upper surface of the tray 2 is provided with a bearing plate 3; the telescopic frame 1 is convenient for supporting the tray 2 and the bearing plate 3, so that a projector is convenient to install, the bearing plate 3 is convenient to install on the tray 2, meanwhile, the projector is convenient to protect by the tray 2, the use of the projector is convenient, the phenomenon that the projector easily falls is avoided, the bearing plate 3 is convenient for supporting the projector, so that the use of the projector is convenient, the projector can stably work conveniently, and meanwhile, the bearing plate 3 is also convenient for adjusting the projector and the installation of the projector; this kind of structure makes the support of projecting apparatus installing support to the projecting apparatus more firm, and this kind of installing support is convenient for adjust the projection in the projecting apparatus use simultaneously, conveniently uses the very big use that has made things convenient for the projecting apparatus of projecting apparatus according to different demands, and this kind of installing support protective effect is good simultaneously, can effectually avoid the projecting apparatus to fall and the problem that the projecting apparatus that causes damaged by intoxication.
Referring to fig. 3 and 4: the telescopic frame 1 is composed of a mounting plate 11, a containing rod 12, an inserting rod 13 and a connecting plate 14; a containing rod 12 is arranged in the middle of the bottom surface of the mounting plate 11, an inserting rod 13 is arranged in the containing rod 12, and a connecting plate 14 is arranged at the bottom end of the inserting rod 13; the mounting plate 11 is convenient for the whole mounting bracket to be connected with a roof, so that the mounting bracket is convenient to mount, the accommodating rod 12 is convenient for accommodating the inserting rod 13, so that the inserting rod 13 is convenient to pull out and push in, the inserting rod 13 is convenient to use, the length of the mounting bracket can be conveniently changed by the inserting rod 13, so that the mounting bracket can be conveniently changed according to the required length, the connecting plate 14 is convenient for being connected with the tray 2, and the mounting and dismounting of the tray 2 are convenient while the tray 2 rotates; bolt holes 111 are formed in four corners of the mounting plate 11, and positioning bolts 121 are symmetrically arranged at positions, close to the bottom end opening, of two sides of the containing rod 12; the bolt hole 111 is convenient for a bolt to pass through, so that the expansion bracket 1 is convenient to fix on a roof and the expansion bracket 1 is convenient to use, and the positioning bolt 121 is convenient for fixing the extending length of the inserted rod 13, so that the inserted rod 13 is convenient to use; a plurality of four sliding openings 141 are uniformly arranged on the connecting plate 14 close to the edge, and connecting bolts 142 are arranged at the sliding openings 141; the sliding opening 141 is convenient to be connected with the tray 2 so as to facilitate the use of the tray 2, and the connecting bolt 142 is convenient to connect the tray 2 with the connecting plate 14 so as to facilitate the installation and the disassembly of the tray 2; the middle part of the bottom surface of the connecting plate 14 is provided with a connecting head 143, the connecting head 143 is rotatably connected with a rotating head 144, and the arc side surface of the rotating head 144 is uniformly provided with a plurality of connecting rods 145; the connector 143 is convenient for rotate and is connected the swivel head 144 to conveniently swivel head 144 can conveniently be connected with the projecting apparatus, the rotatory regulation that makes things convenient for the projecting apparatus of the projecting apparatus, connecting rod 145 is convenient for swivel head 144 and is connected with the projecting apparatus, makes things convenient for the installation and the dismantlement of projecting apparatus.
Referring to fig. 5 and 6: the four corners of the upper surface of the tray 2 are provided with clamping rods 22, and the top ends of the clamping rods 22 are provided with lug plates 221 parallel to the connecting plate 14; the clamping rod 22 facilitates the connection between the tray 2 and the connecting plate 14, so as to facilitate the use of the tray 2 and the installation and the disassembly of the tray 2, and the lug plate 221 facilitates the connection between the tray 2 and the connecting plate 14, so as to facilitate the use of the tray 2; threaded holes 21 are formed in the positions, close to the clamping rods 22, of the tray 2, and the supporting plate 3 and the clamping rods 22 are not interfered; the threaded hole 21 is convenient for connecting the bearing plate 3 and the tray 2, so that the bearing plate 3 can be conveniently and stably connected on the tray 2, and meanwhile, the bearing plate 3 and the clamping rod 22 are not interfered with each other, so that the bearing plate 3 can be conveniently and normally used; adjusting screws 31 are arranged at positions of the bottom surface of the bearing plate 3 aligned with the threaded holes 21, and the adjusting screws 31 are rotatably connected with the bearing plate 3; adjusting screw 31 is convenient for heighten the position of bearing plate 3 to make things convenient for the use of bearing plate 3, the position that the bearing plate 3 of being convenient for can be fixed the projecting apparatus, makes things convenient for the use of projecting apparatus, and adjusting screw 31 and bearing plate 3 rotate to be connected and bearing plate 3 can be stable motionless when adjusting screw 31 is rotatory, makes things convenient for the use of bearing plate 3.
The working principle is as follows: during the use earlier pass through the bolt fastening on the roof with expansion bracket 1, later align the connecting bolt 142 on the connecting plate 14 with the kelly 22 of tray 2, thereby link together tray 2 and connecting plate 14 through connecting bolt 142, later link together projector and rotating head 144, and rotatory projector makes the position that the projector used can be accurate nothing mistake, then rotatory adjusting screw 31, make bearing board 3 rebound, until bearing board 3 and rotating head 144 compress tightly between with the projector can, it can rotatory tray 2 to unscrew connecting bolt 142 when the corner of projector needs to be finely tuned, it can to unscrew positioning bolt 121 and adjust the length that inserted bar 13 stretched out when the height of projector needs to be adjusted, whole installing support convenient to use, and the operation of being convenient for.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a supplementary installing support of multimedia projector convenient to teaching is used which characterized in that: including expansion bracket (1), tray (2) and bearing board (3), expansion bracket (1) is by mounting panel (11), accomodates pole (12), inserted bar (13) and connecting plate (14) and constitutes, mounting panel (11) bottom surface middle part is equipped with accomodates pole (12), it is equipped with inserted bar (13) in pole (12) to accomodate, inserted bar (13) bottom is equipped with connecting plate (14), expansion bracket (1) bottom is connected with tray (2), four edges of tray (2) upper surface all are equipped with kelly (22), kelly (22) top is equipped with otic placode (221) that are on a parallel with connecting plate (14), tray (2) upper surface is equipped with bearing board (3).
2. The auxiliary mounting bracket for the multimedia projector convenient for teaching use as claimed in claim 1, wherein bolt holes (111) are arranged at four corners of the mounting plate (11), and positioning bolts (121) are symmetrically arranged at positions close to the bottom opening at two sides of the receiving rod (12).
3. The auxiliary mounting bracket for multimedia projectors for teaching use of claim 2, wherein the connecting plate (14) is provided with a plurality of four sliding openings (141) at positions close to the edge, and the connecting bolts (142) are arranged at the sliding openings (141).
4. The auxiliary mounting bracket for the multimedia projector convenient for teaching use as claimed in claim 3, wherein the connecting plate (14) is provided with a connecting head (143) at the middle of the bottom surface thereof, the connecting head (143) is rotatably connected with a rotating head (144), and the arc side surface of the rotating head (144) is uniformly provided with a plurality of connecting rods (145).
5. The auxiliary mounting bracket for multimedia projectors convenient for teaching use according to claim 4, wherein the tray (2) is provided with a threaded hole (21) at a position close to the clamping rod (22), and the supporting plate (3) and the clamping rod (22) do not interfere with each other.
6. The auxiliary mounting bracket for the multimedia projector convenient for teaching use as claimed in claim 5, wherein the positions of the bottom surface of the supporting plate (3) aligned with the threaded holes (21) are provided with adjusting screws (31), and the adjusting screws (31) are rotatably connected with the supporting plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921671702.7U CN210440941U (en) | 2019-10-08 | 2019-10-08 | Multimedia projector auxiliary mounting bracket convenient to teaching use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921671702.7U CN210440941U (en) | 2019-10-08 | 2019-10-08 | Multimedia projector auxiliary mounting bracket convenient to teaching use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210440941U true CN210440941U (en) | 2020-05-01 |
Family
ID=70411351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921671702.7U Expired - Fee Related CN210440941U (en) | 2019-10-08 | 2019-10-08 | Multimedia projector auxiliary mounting bracket convenient to teaching use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210440941U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163925A (en) * | 2022-07-07 | 2022-10-11 | 李国华 | Building electromechanical device installs fixing device |
-
2019
- 2019-10-08 CN CN201921671702.7U patent/CN210440941U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163925A (en) * | 2022-07-07 | 2022-10-11 | 李国华 | Building electromechanical device installs fixing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200501 Termination date: 20201008 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |